Humans 3 biological mimicry human 3 Article 2 Male 2 adult 2 controlled study 2 emotion 2 facial expression 2 female 2 happiness 2 male 2 sadness 2 Adolescent 1 Adult 1 Analysis of Variance 1 Biological Mimicry 1 Catheters 1 Computer Simulation 1 Cross-Sectional Studies 1 Editorial 1 Electrodes 1 Electromyography 1 Emotions 1 Face 1 Facial Expression 1 Female 1 Healthy Volunteers 1 Imaging, Three-Dimensional 1 Lip 1